Basic Role-Playing (BRP) is a generic game system written by Chaosium. It is a generic system, such as the d20 system or GURPS, that can be adapted to a variety of settings. It is underlying system of games including Call of Cthulhu, RuneQuest, Stormbringer, Hawkmoon, Elric!, and Ringworld.
Basic Role-Playing was first published in the late 1970s. Its most recent release is a stand-alone book published in 2008.